NPN sensor tester

This is an instrument for the newer NPN pulse sensor (P/N 355136 and 902271).

- Direct reading
- Easy to use by LED indicators and direct connection in existing wire system
- Power supply from roller to be tested
- For both CA and CC rollers

The device is designed for control of the sensor without removal from machine. Simply disconnect the connector close to the sensor to be checked and connect the testing device. Start up the machine and observe the LED:s on the tester. Adjust according to LED reading.